我凡事先做好最坏的打算。
慈祥的母亲大多都有着败家的儿女，这是因为他们不忍心强加管教子女的缘故。
The novel is a way of thinking, not just a way of telling a story.
The soul is a fire that must be fed with beauty.
The essence of mathematics lies in its freedom.
The future belongs to those who dare to believe in the impossible.
Psychology must be a science of functions, not just a science of facts.