Everything that happens was once a dream.

Failure to prepare = preparing to fail

There are no bad mistakes in maths, only discoveries.

Do what you have always done and you will always be what you have always been

Go as far as you can see, when you get there, you’ll be able to see further

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

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

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

Whenever you find yourself doubting how far you can go, just remember how far you have come.

Tough times never last, but tough people do.

Success can never happen without the journey (struggle).

Dreams don't work unless you do.

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

The greatest enemy to human potential is your comfort zone

Tomorrow is worth more than yesterday but less than today.