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. 

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

Go as far as you can see, when you get there, you’ll be able to see further

Success is a journey, not a destination.

If you fail, next time fail better.

You cannot escape the responsibility of tomorrow by evading it today

Fall down seven times, stand up eight.

There is great wisdom in being able to realise that you don’t understand something before it goes too far.

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

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

It is never too late to become what you might have been

Learn To Step Outside Of Your Comfort Zone. Outside your comfort zone is where the magic happens

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

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

Tomorrow is worth more than yesterday but less than today.