You can pick up a mistake and carry it as a burden,  or you can set it down as use it as a stepping stone to greatness.

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

Knowledge is of no value unless you put it into practice.

It is never too late to turn an unproductive day into a productive one.

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

The journey of a thousand miles begins with one step.

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

There is no elevator to success, you have to take the stairs.

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

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

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

Start, struggle, fail, fix and learn. Repeat.

The journey of a thousand miles begins with one step. 

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

Success is not final and failure is not fatal. It is the courage to continue that counts.