The difference between theory and practice is that in theory, there is no difference between theory and practice, but in practice, there is.

普通人不知道如何度过自己的一生，却还想要另一个永恒的生命。

The key to trading success is to be patient and disciplined.

释义：做事要有合理的理论依据，这样有利于成就大事。自古以来，征战与讨伐必须师出有名。