Quality is not a luxury; it is a necessity.
The past is a foreign country; they do things differently there.
Life is a series of small dramas, played out in the shadow of larger ones.
代数是慷慨的;她常常给予的比被要求的更多。
The universe is a place that is constantly changing and evolving, and we are just a small part of it.
We must think beyond our own lifetimes when it comes to energy.
The function of education is to help us go beyond what is given, to transcend the immediate.