要得到饼干，就得冒险。
The desert could not be claimed or owned–it was a piece of cloth carried by winds, never held down by stones, and given a hundred shifting names.
如果你不顽强，你就会过早放弃试验。如果你不灵活，你就会以头撞墙，而不会找到解决问题的不同办法。
我们都在逃避某些东西，而我们逃避的东西往往是我们最渴望的。