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

If you can understand just one thing thoroughly, then you will understand everything.

Learn To Step Outside Of Your Comfort Zone. Outside your comfort zone is where the magic happens

You're not in competition with anyone but yourself. Outdo your past, not other people.

Hope might be a good breakfast, but it makes a very poor dinner

Work like you don't need the money, dance like nobody's watching and love like you've never been hurt. 

You cannot start the next chapter of your life if you keep re-reading the last one.

You can have results or excuses, not both

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

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

Don’t practice until you get it right, practice until you can’t get it wrong.

The easiest person to deceive is yourself.

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

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

You can pick up a mistake and carry it as a burden,  or you can set it down as use it as a stepping stone to greatness.