You're not in competition with anyone but yourself. Outdo your past, not other people.

Our fixed mindset builds our cage, fear keeps us in it.

Don't expect to be good at maths or understand things straight away. Be patient and persistent. Rome wasn't built in a day, but they worked on it every single day. 

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

The temptation to quit will be the greatest when you are about to succeed

A hero is no braver than an ordinary man, but he is braver five minutes longer.

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

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

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

It always seems impossible until it's done.

Everything that happens was once a dream.

You cannot escape the responsibility of tomorrow by evading it today

We all have two lives. The second begins when we realise we only have one. 

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

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