Don't put off until tomorrow what you can do today. If today you have no time, it means tomorrow you'll be too tired and the next day you'll be something else.

Time is your friend, impulse is your enemy.

I have not failed, I've just found 10,000 ways that won't work.

There are no bad mistakes in maths, only discoveries.

Don't fear failure, fear being in the same exact same place next year as you are now.

Do Not Be Afraid To Make Mistakes. Each mistake teaches us something.

1.00³⁶⁵=1 and 1.01³⁶⁵=37.7. Doing nothing at all versus small steps at a time. 

The greatest enemy to human potential is your comfort zone

You cannot start the next chapter of your life if you keep re-reading the last one.

Don’t hang your targets after you’re done shooting.

Your limitation - its only your imagination.

A hero is no braver than an ordinary man, but he is braver five minutes longer.

Your attitude is everything. Pick a good one.

Nobody said it’d be easy, they just promised it would be worth it.

The greatest glory in loving lies not in never falling, but in rising every time we fall.