Problem-solving often requires restructuring one's mental representation of the situation.
行業(yè)與社區(qū)的合作是保護(hù)森林的關(guān)鍵。
Tyranny, like hell, is not easily conquered; yet we have this consolation with us, that the harder the conflict, the more glorious the triumph.
大自然不在乎你的計劃。它會考驗?zāi)?,你必須做好?zhǔn)備。