失去一个父母可能被视为不幸;失去两个则像是疏忽。
可持续林业不是成本,而是对韧性的投资。
实现梦想的唯一方法是每天努力工作。
The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?
The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.
The complexity of viruses reminds us how much we still have to learn about biology.