That which is unpleasant to you, do not to your neighbor.  That is the whole law and the rest but it's exposition. 

When you feel grateful, you become great, and eventually attract great things.

We are not physical beings having a spiritual experience, we are spiritual beings having a physical experience.

Believe that your life is worth living, and your belief will create the fact.

God's greatest gift to you is your unlimited potential.  Your greatest gift to God is to use that potential to the fullest.

Be not afraid of growing slowly, be afraid only of standing still.

A person should set his goals as early as he can and devote all his energy and talent to getting there.  With enough effort, he may achieve it.  Or he may find something that is even more rewarding.  But in the end, no matter what the outcome, he will know he has been alive.

Difficulties make you a jewel.