The greatest mistake we make is living in constant fear that we will make one.

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

Success is a journey, not a destination.

Time is your friend, impulse is your enemy.

A hero is no braver than an ordinary man, but he is braver five minutes longer.

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

I think, therefore I am.

The greatest enemy to human potential is your comfort zone

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

Procrastination makes easy things hard and hard things harder.

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

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

1.00³⁶⁵=1 and 1.01³⁶⁵=37.7. Doing nothing at all versus small steps at a time. 

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

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