一個測量可用的常識：手臂伸直兩測指尖的距離就是你的身高。
Handy measure: the distance between your fingertips of your outstretched arms at shoulder level is your height.
You can't live a positive life with a negative mind.
War is an ugly thing， but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth a war， is much worse.
Innovation is not just about technology; it's about how we think and act to sustain our oceans for future generations.