The capacity of the human mind for formulating and solving complex problems is very small compared with the size of the problems whose solution is required for objectively rational behavior in the real world.

人通过克服困难而变得强大。

爱是生命的能量。

成功不是幸福的关键。幸福是成功的关键。如果你热爱你所做的事情，你就会成功。