The only way to achieve true freedom is through self-discipline.

最好的建筑源于必要和爱。

Sustainability isn't an option - it's our responsibility to future generations.

你不可能不了解历史。

Reflection is the source of wisdom.

有些人如果好好鼓励，做得出一番事业；但是，还是做那种不论险阻艰辛都要干下去的汉子吧。