Tough times never last, but tough people do.

I fear not the man who has practiced 10,000 kicks once, but I fear the man who has practiced one kick 10,000 times.

99% of genius comes from hard work, the remaining 1% comes from innate talent

Shoot for the moon and even if you miss you’ll land among the stars/

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

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

Success is the sum of small repeated efforts, day in and day out.

Failure to prepare = preparing to fail

You can have results or excuses, not both

I think, therefore I am.

Procrastination makes easy things hard and hard things harder.

The greatest enemy to human potential is your comfort zone

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. 

The journey of a thousand miles begins with one step. 

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