Don't let anyone tell you that you can't do something.
The pursuit of knowledge is a never-ending journey, and that is what makes it so exciting.
抗击贫困的关键是将它分解成更小、更易管理的问题。
你知道,在中世纪的英国,但你遇见一个非常穷苦的人,你会认为他“不走运”,直接地说,那些不被幸运之神眷顾的人。