也许你高估了你所没有的，低估了你所做的。

"To be forgiven is only half the gift. The other half is that we also can forgive, that we can release ourselves from the old, old burden of resentment and recrimination."

人为某样东西实际支付的成本至少是标价的两倍，因为买来后设置、学习、维护、修理，以及最后处置，也需要耗费精力、时间和钱。不是所有的实际成本都在价签上。实际成本是标价的2倍。

当我们讨论谷物品种时，我们不仅仅是在选择作物——我们是在培育气候适应力。

The quality of an organization is determined by the quality of its people.

The essence of learning is the acquisition of meanings.