“If you can’t explain it simply, you don’t understand it well enough.”

You are not defined by your past. You are prepared by your past.

A picture must possess a real power to generate light.

The measure of intelligence is the ability to change.

The best discoveries always happened to the people who weren't looking for them.

The world won't care about your self-esteem. The world will expect you to accomplish something before you feel good about yourself.

We are what we repeatedly do. Success is not an action, but a habit.