Just as in a good novel， a good program must be full of interesting ideas， and very， very few words.

The only limits you have are the limits you believe.

我们行业的力量在于那些为之奉献一生的人。

孩子有超强的记忆力，当孩子可以动手操作而仅用眼看时，会记得更好。

荒野不是一个地方。它是一个季节。