物理学和数学之间的界限并不像人们想象的那么清晰。
Employees are the most valuable asset of a company, treat every one of them well.
The strength of a company lies in its people; invest in them, and they will invest in the future of the business.
要消除社会地位低下引起的焦虑,旅行可能是一个好方法,通过实际的旅行或在艺术作品中神游,去感受世界的广阔无垠。《身份的焦虑》