The most important thing in mathematics is to understand the concepts, not just to memorize formulas.
艺术是交流的工具。
要是我梦见你爱我,你休怪,休要迁怒于睡眠;你的爱只在梦乡存在,醒来,我空余泪眼。
Literature is a false representation of life that helps us to understand life better.