The first man who， having fenced in a piece of land， said 'This is mine，' and found people naïve enough to believe him， that man was the true founder of civil society.

Success does not consist in never making mistakes but in never making the same one a second time.

Success is not about the awards, but about the impact you have on others.

解释：德行不够优良的人，难以有崇高的信念与理想。才能不够突出的人，难以有渊博的知识和见解。