The world changes when people decide to do things differently.
孩子不能从环境中得到回应,与外界互动的机会就会遭受剥夺。
最古老、最简短的词语——'是'和'否'——是需要最多思考的。
代数簇的算术证明了抽象思维的力量。
"The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart."