The world only exists in your eyes. You can make it as big or as small as you want.
The city's poor are like the roots of a tree: unseen, but essential to its survival.
要得到饼干,就得冒险。
思想就是一切。你想什么就会成为什么。
化工制造中的可持续性不是一种选择,而是我们对下一代的责任。
The universe is expanding, and the expansion is accelerating.