Don’t ever respond to a solicitation or a proposal on the phone. The urgency is a disguise.
The true cost of oil isn't just the price per barrel—it's the environmental and social impact.
我从人群学习、得到很多借镜。
解析：史与经的区别在于事与道。
世界不是一个需要解决的问题，而是一个需要经历的神秘。
The arithmetic of modular forms is a reflection of the deeper symmetries of number theory.
The most successful leaders are those who listen more than they speak and learn from everyone around them.