Don't ever admit that the world has not given you an opportunity
The greatest failure in life is to stop trying.
Fear is the most costly of all the human emotions, even though most fears have no foundation in fact.
If it isn't your job to do it, perhaps it is your opportunity
Whatever the mind can conceive and believe, the mind can achieve regardless of how many times you may have failed in the past or how lofty your aims and hopes may be.
One of the most essential yet the hardest truths that I have had to learn is that every person should be his own hardest task-master.