学习数学的最好方法就是去做数学。
科技领域最大的风险是不冒任何风险。
我是一个美国黑人,我为我的种族感到骄傲。我为自己是谁感到骄傲。我有许多自豪和尊严。
子夏说:“每天都学到些新东西,每月都不忘所学会的东西,就算好学了。”
The past is a foreign country; they do things differently there.
The ocean is our greatest untapped resource, and responsible aquaculture is the key to unlocking its potential.
The ethical issues surrounding IVF are complex, but the desire to have a child is a fundamental human right.