Energy and sustainability

Energy management

20 min

We talk a lot about time management, but time is not the whole story. Two hours when you are fresh are worth more than four when you are worn out. You can't make more hours in the day, but you can influence how much energy you have in them. For a founder, energy is at least as important a resource as time — and it is managed quite differently.

Energy as a resource

Time is fixed: everyone has twenty-four hours. Energy fluctuates through the day and can be built up or drained down. The same task can take one hour when you are sharp and three when you are empty. That is why it makes sense to steer by energy, not just the clock. Put the most important work where your energy is highest, and don't waste your best form on tasks that don't deserve it.

Energy is not only physical either. It is mental and emotional too. A difficult customer conversation can drain you more than a whole day of physical work. Notice what gives and takes energy in your day. Many founders discover that it is not the amount of work wearing them down, but a few energy-draining tasks they could handle differently.

Sleep, movement and breaks

There is no shortcut around the foundation: sleep, movement and breaks. Sleep is not lost working time; it is what makes your working time worth anything. Cutting sleep to work more borrows hours today against worse judgment and slower thinking tomorrow. It is almost always a bad trade.

Movement gives energy rather than using it up. A short walk in the middle of the day can do more for your concentration than another coffee. And breaks are not laziness — the brain needs them to perform over time. Picture a founder who works eight hours straight without standing up, and one who takes five minutes every hour. The second often gets more done, because she never lets her mind sink to the bottom. It is not about working less, but about working in a way that lets you keep going tomorrow.

Working with your body clock

Your body has a natural rhythm. Some people are sharpest early, others don't wake up until the afternoon. Fighting your own rhythm is a waste of energy. If you are a morning person, it is madness to put the hardest work at four in the afternoon. If you come alive in the evening, don't force good ideas at seven in the morning.

Notice when you are naturally at your peak, and protect those hours for what demands the most. Push the routine work to the troughs. You can't change your rhythm much, but you can stop working against it. A founder who finally moved strategy work to her own peak time often finds that what used to take a whole morning suddenly takes an hour.

Avoid running the tank dry

The most dangerous thing about working for yourself is that no one stops you. You can push until you are completely empty, and because no boss sends you home, you often do. But an empty tank doesn't just mean a bad day — it means worse decisions, a shorter fuse and a founder who can't see her own mistakes.

Learn to recognize your own signs that the tank is running low: you get irritable, lose the overview, work slower and slower. That is the time to rest, not to push harder. Taking a break is not giving up; it is making sure you still have something to give tomorrow. Recovery is part of the work, not an escape from it.

Do this now

Think back over the last couple of weeks and write down three things that give you energy and three that drain you. Choose one energy thief you can do something about this week — move it, simplify it or hand it off. Decide on one fixed time each day when you stand up and move a little, no matter how busy it is.

What you'll learn in this lesson

  • Energy as a resource, not just time
  • Sleep, movement and breaks as performance
  • Working with your body clock
  • Avoiding running the tank completely dry

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