Everything that happens was once a dream.

Failure to prepare = preparing to fail

Whenever you find yourself doubting how far you can go, just remember how far you have come.

We all make mistakes. What matters is how we choose to move forwards from them.

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

The journey of a thousand miles begins with one step.

Your limitation - its only your imagination.

Twenty years from now you will be more disappointed by the things you didn’t do than the things you did do

We learn more from failure than we do from success.

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

Instead of finding reasons why you can't, find reasons why you can.

It doesn’t matter where you start, it matters how you end

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

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.

Pure mathematics is in its way, the poetry of logical ideas.