The use of vegetable oils for engine fuels may seem insignificant today, but such oils may become, in the course of time, as important as petroleum and the coal-tar products of the present time.
植物油作为发动机燃料的使用在今天看来可能微不足道，但这些油或许会随着时间的推移变得像石油和煤焦油产品一样重要。
"Memory is the diary that we all carry about with us."
The most valuable of all talents is that of never using two words when one will do.
The computer is the first metamedium, and as such it has degrees of freedom for representation and expression never before encountered.