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

The temptation to quit will be the greatest when you are about to succeed

Focus on progress, not perfection. Practise a little bit every day - little and often  Slow and steady wins the race.

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

Practice like you’ve never won. Perform like you’ve never lost.

The wise person knows that no answer is also an answer

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

Procrastination makes easy things hard and hard things harder.

Time is your friend, impulse is your enemy.

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.

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.

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

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

Skills are built not born.

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