“People say, what is the sense of our small effort? They cannot see that we must lay one brick at a time, take one step at a time.”

There is never enough time to do everything, but there is always enough time to do the most important thing.

Action will remove the doubts that theory cannot solve.

If you double the number of experiments you do per year, you're going to double your inventiveness.

When anger use your energy to do something productive.

Don't wait for your feelings to change to take the action. Take the action and your feelings will change.

The beginning is always today.

Do something because you really want to do it. If you're doing it just for the goal and don't enjoy the path, then I think you're cheating yourself.