"Take calculated risks. That is quite different from being rash."

释义：只要尽心尽力去做事，成功与否听凭上天安排。万事存在太多的变化和未知，没有人能把控一切，所以人只能尽自己能力做好，自己力所能及的事。

从长远来看，不冒险的风险可能是最大的风险。

Travel changes you. As you move through this life and this world you change things slightly， you leave marks behind， however small. And in return， life—and travel—leaves marks on you.

The relation between what we see and what we know is never settled.