地利不如人和，武力不如文德。
出自汉·桓宽《盐铁论·险固》。这句话以“地利”与“人和”、“武力”与“文德”的对比，阐明了实行仁政对于治国安邦的重要性。
I think that's one of the most important things in life: to feel good about yourself.
模形式的算术是理解数论更深奥谜团的关键。
"Language is not just a tool for communication, but a bridge to the soul."
In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.
Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions, we find two key ideas that run through all of economics:
如果你确信自己走在正确的道路上，并且内心深知这一点，那么无论别人说什么，都无法让你动摇。