做数学就是探索一个无限的思想景观。
The child is not a passive recipient of knowledge but an active participant in the learning process.
儿童不是知识的被动接受者，而是学习过程的积极参与者。
科学的真正力量在于它能够在我们追求知识的过程中团结我们。
The more you know about yourself, the more patience you have for what you see in others.
Art is not what you see, but what you make others see.