Mistakes have the power to turn you into something better than you were before.

You can hire a tutor but you can't hire someone to practice for you.

We learn more from failure than we do from success.

99% of failures come from people who have the habit of making excuses.

FAIL - First Attempt In Learning

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

The bad news is time flies, the good new is that you're the pilot.

Do what you have always done and you will always be what you have always been

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

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

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

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

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.

There are no bad mistakes in maths, only discoveries.

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