Respect yourself and others will respect you.

The expectations of life depend upon diligence; the mechanic that would perfect his work must first sharpen his tools.

A hammer shatters glass but it also forges steel.

Be loyal and trustworthy. Do not befriend anyone who is lower than yourself in this regard.

Those who break down the dikes will themselves be drowned in the inundation.

The ideal teacher guides his students but does not pull them along; he urges them to go forward and does not suppress them; he opens the way but does not take them to the place.

If I cannot get men who steer a middle course to associate with, I would far rather have the impetuous and hasty. For the impetuous at any rate assert themselves.