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

Time is your friend, impulse is your enemy.

Success is not final, failure is not fatal.  It is the courage to continue that counts.

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.

Lose an hour in the morning and you will spend all day looking for it.

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

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

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

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

The power of reflection is the most powerful skill you’ll learn.

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.

Tomorrow is worth more than yesterday but less than today.

I can is 100 times more important than IQ.

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

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