1.Single spark can start a prairie fire.
星星之火，可以燎原。
2.A fall into the pit , a gain in your wit .
吃一堑长一智。
3.Great minds have purpose , others have wishes.
——Washington Irving
杰出的人有着目标，其他人只有愿望。
——华盛顿 欧文
4.Do not change your horses in mid-stream.
别在河流中间换马。
5.I had rather do and not promise than promise and not do.
——Gandhi
宁肯只做事不承诺，不可只许诺不做事。
6.My life is limited , but learning is limitless.
吾生也有涯，而知也无涯。
7.Love is ever the beginning of knowledge as fire is of light.
——Thomas Carlyle
知识总是从爱好开始，犹如光总是从火开始一样。
——托马斯 卡莱尔