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.

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

Procrastination makes easy things hard and hard things harder.

The greatest glory in loving lies not in never falling, but in rising every time we fall.

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

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

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

Time is your friend, impulse is your enemy.

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

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

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

Never let a dark chapter make you forget that better days are ahead of you. Your story is far from over.

You're not in competition with anyone but yourself. Outdo your past, not other people.

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

Lose an hour in the morning and you will spend all day looking for it.