殖民地是一个新人类计划将被测试的地方,在那里一个无国界、无种族、无国家和无阶级世界的梦想将被实现。
The best way to test a program is to test it.
The only meaningful way to study learning is through objective measurement.
I don't let the past define my future.
韧性不仅仅是度过危机,而是适应并蓬勃发展。