Do what you can, with what you have, where you are.
用你拥有的，在你所在的地方，做你能做的事。
小行动，当乘以数百万用户时，可以改变世界。
The only way that I can fight back is to write about it.
I always try to stay positive, even in tough moments.
Freedom is nothing else but a chance to be better.
一个领导者的遗产是由他们行动的可持续性来衡量的。
The PAC learning framework provides a formal way to quantify the learnability of a concept class.