There is great wisdom in being able to realise that you don’t understand something before it goes too far.

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

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

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

Tough times never last, but tough people do.

The easiest person to deceive is yourself.

Time is your friend, impulse is your enemy.

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

The journey of a thousand miles begins with one step.

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

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.

Everything that happens was once a dream.

Don’t hang your targets after you’re done shooting.

Success can never happen without the journey (struggle).