数学的本质在于它的自由。
The essence of mathematics lies in its freedom.
The only limit to our realization of tomorrow is our doubts of today.
预测未来的最好方法就是创造未来。
卡塞尔文献展是对人类精神的庆祝。
你必须充满期待。你必须沉浸在希望之中。
"In the silence of a scene, the truth of a character is often revealed."
——赫尔曼·梅尔维尔