面对挑战时不要害怕失败，每一次失败都是通往成功的阶梯。

生死有命，没有人能要求多活一秒钟。

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

The best way to learn trading is to trade.

The only real failure in life is not to be true to the best one knows.

孩子们喜欢安静练习与自由选择。