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

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.

We all make mistakes. What matters is how we choose to move forwards from them.

Tough times never last, but tough people do.

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

Just stick with it, what seems hard now will one day be your warm up.

Tomorrow is worth more than yesterday but less than today.

No matter how bad it gets, you’re still way ahead of those who haven’t even started.

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

He who has begun his task is half-way done. Have the courage to begin!

Never let a dark chapter make you forget that better days are ahead of you. Your story is far from over.

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

Yesterday is history, tomorrow is a mystery, but today is a gift—that's why it's called 'the present

Failure is NOT your destiny. Failure is the key to success.

The greatest enemy to human potential is your comfort zone