The only limit to our realization of tomorrow is our doubts of today.
Science is the pursuit of truth through evidence.
事实是顽固的东西;无论我们的愿望、倾向或激情的驱使如何,它们都无法改变事实和证据的状态。
可持续性不仅仅是一种趋势,更是我们对后代的责任。