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

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

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

The journey of a thousand miles begins with one step.

I had no time is no excuse. 1 hour is 4% of your day and 1 minute is 0.34 % of your day.

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

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

Fall down seven times, stand up eight.

There are no shortcuts to any place worth going.

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

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.

It is never too late to become what you might have been

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

He who has begun his task is half-way done. Have the courage to begin!

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