勤奋
Thomas Edison
Genius is one percent inspiration and ninety-nine percent perspiration.
Useful Quotations

想象力
Albert Einstein
Imagination is more important than knowledge.

挑战：
Walter Begehot
The great pleasure in life is doing what people say you cannot do.

机会与准备
Abraham Lincoln
I will prepare and some day my chance will come.

信心与事实
Henry Ford
Whether you think you can or think you can't -- you are right.

English Proverb
Where there's a will there's a way.
There is no failure excepting no longer trying.
Luck is what happens when preparation meets opportunity.