节俭:只为对人对己有益的事情买单,即不要浪费。
社会学的想象力使我们能够把握历史和传记以及两者在社会中的关系。
Life is a constant struggle between being an individual and being a member of the community.
Don't stop believing, unless your dream sucks.
"I am not afraid to be seen, I make no apologies for this is me."
Probability theory is nothing but common sense reduced to calculation.
抽象的力量在于它允许我们忽略不相关的细节,专注于问题的本质方面。