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

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.

The journey of a thousand miles begins with one step. 

Fall down seven times, stand up eight.

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

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

No one starts out on top. You have to work your way up.

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

I think, therefore I am.

Practice makes comfort. Expand your experiences regularly so every stretch won't feel like your first.

The master has failed more times than the beginner has even tried

Don’t practice until you get it right, practice until you can’t get it wrong.

The wise person knows that no answer is also an answer

If you want to succeed, double your failure rate.

Success is the sum of small repeated efforts, day in and day out.