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

Work on your weaknesses until they are your strengths and work on your strengths until they are second nature.

Each day is an opportunity to improve. Aim to be that little bit better than yesterday and better tomorrow than today.

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

The master has failed more times than the beginner has even tried

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

The greatest enemy to human potential is your comfort zone

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

There are no bad mistakes in maths, only discoveries.

Everything you want is on the other side of fear

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

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

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

The journey of a thousand miles begins with one step.

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