The true potential of computer science is realized when it is applied to solve real-world problems.
The greatest glory in living lies not in never falling, but in rising every time we fall.
The concept of law is a complex one, and it is not easy to define.
Life is like music。It must be composed by ear，feeling and instinct，not by rule.
I dreamed a dream in time gone by.
The ultimate aim of the modern movement in biology is in fact to explain all biology in terms of physics and chemistry.