People who cannot find time for recreation are obliged sooner or later to find time for illness.
In computer science, we often deal with problems that are easy to state but hard to solve.
Ideology represents the imaginary relationship of individuals to their real conditions of existence.
意识形态表现了个体与其真实存在条件之间的想象关系。
We are all hostages of our own memories.
I don't want to show reality, I want to show my truth.
Profitability and purpose are not mutually exclusive.
L-函数的算术是探索宇宙隐藏模式的旅程。