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

Fall down seven times, stand up eight.

When you make a mistake, take another chance. Only when you choose not to do so do you fail.

Do what you have always done and you will always be what you have always been

Don’t confuse your path with your destination. Just because its stormy now doesn’t mean you are headed for failure.

You can hire a tutor but you can't hire someone to practice for you.

Procrastination makes easy things hard and hard things harder.

Life is full of opportunities. With every opportunity that is missed, another one is born.

Tomorrow is worth more than yesterday but less than today.

It doesn’t matter where you start, it matters how you end

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. 

It always seems impossible until it's done.

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

MATHS = Mistakes Allow Thinking To Happen

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