每个时代的统治思想总是统治阶级的思想。
The ruling ideas of each age have ever been the ideas of its ruling class.
"The past is a foreign country; they do things differently there."
The beauty of mathematics lies in its ability to connect seemingly unrelated ideas.
Leadership is about inspiring others to believe in a shared vision.
科学应该始终为人类服务，而不是反过来。
成功交易的关键是知道何时买入和何时卖出。