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

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

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

If you fail, next time fail better.

Fall down seven times, stand up eight.

The gift of imperfection - let go of who you think you're supposed to be and embrace who you are.

The journey of a thousand miles begins with one step. 

You can have results or excuses, not both

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

There is no talent here. There is hard work and obsession. You could be anyone if you put in the time.

You'll never change your life until you change something you do daily. The secret to success and change in found in your daily routine.

Just stick with it, what seems hard now will one day be your warm up.

If you can understand just one thing thoroughly, then you will understand everything.

We all have two lives. The second begins when we realise we only have one. 

The power of reflection is the most powerful skill you’ll learn.