No one starts out on top. You have to work your way up.

Tough times never last, but tough people do.

Fall down seven times, stand up eight.

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.

The road to success is like a staircase. If you want to succeed, double your failure rate

Be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

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

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

You'll never change your life until you change something you do daily. The secret to success and change in found in your daily routine.

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

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

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

Hard work beats talent when talent doesn't work hard.

It is never too late to turn an unproductive day into a productive one.