The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
Psychology must look at the utility of consciousness.
充塞天地的气是我的身体，统帅天地的理是我的本性。
海天之宽阔任鱼鸟飞跃，不是大丈夫不会有此度量；大丈夫要有在千尺高山振衣，在万里长流洗足般的气节；大丈夫的内蕴要如珠玉藏于山泽般，大丈夫的胸襟要有如月明风清般光洁温煦。
Financial stability is the cornerstone of economic stability.