存在不是它自己的理由。
Existence is not its own justification.
只有我们个人对自由的信仰才能让我们保持自由。
Every man's own satisfaction is the centre of all that he looks at.
一个科学家的真正价值是由他思想的独创性和信念的勇气来衡量的。
The only thing necessary for the triumph of evil is for good men to do nothing.
教育体系是以感官基础,以思考为过程,以自由为目的。