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

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

Skills are built not born.

Tough times never last, but tough people do.

You cannot escape the responsibility of tomorrow by evading it today

Tomorrow is worth more than yesterday but less than today.

We learn more from failure than we do from success.

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

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

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

You can have results or excuses, not both

Don't expect to be good at maths or understand things straight away. Be patient and persistent. The most powerful warriors are patience and time.

The journey of a thousand miles begins with one step. 

A book a day keeps the stupidity away.

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.