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你不应该认为对你来说难以掌握的东西是不可能的,如果是人类可以实现的,就应该认为它是可以实现的。
Curiosity is the driving force behind all great mathematical discoveries.
实际发展水平与潜在发展水平之间的距离,前者由独立解决问题决定,后者由在成人指导下或与更有能力的同伴合作解决问题决定。
Color is the keyboard, the eyes are the harmonies, the soul is the piano with many strings. The artist is the hand that plays, touching one key or another, to cause vibrations in the soul.