Procrastination makes easy things hard and hard things harder.

Never underestimate the importance of small steps. small steps = big changes. 

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

Each day is an opportunity to improve. Aim to be that little bit better than yesterday and better tomorrow than today.

Work on your weaknesses until they are your strengths and work on your strengths until they are second nature.

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

Fall down seven times, stand up eight.

Failure to prepare = preparing to fail

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

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

Our fixed mindset builds our cage, fear keeps us in it.

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

Run in the morning before your body figures out what you're doing

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.