It always seems impossible until it's done.

There is no elevator to success, you have to take the stairs.

Success is a journey, not a destination.

You cannot escape the responsibility of tomorrow by evading it today

There are no bad mistakes in maths, only discoveries.

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

FAIL - First Attempt In Learning

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

Don't expect to be good at maths or understand things straight away. Be patient and persistent. Rome wasn't built in a day, but they worked on it every single day. 

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

Yesterday is history, tomorrow is a mystery, but today is a gift—that's why it's called 'the present

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

You can have results or excuses, not both

Tough times never last, but tough people do.

No matter how bad it gets, you’re still way ahead of those who haven’t even started.