Small rooms or dwellings discipline the mind, large ones weaken it.

Small rooms or dwellings set the mind in the right path, large ones cause it to go astray.

How many emperors and how many princes have lived and died and no record of them remains, and they only sought to gain dominions and riches in order that their fame might be ever-lasting.

The earth is moved from its position by the weight of a tiny bird resting upon it.

You should prefer a good scientist without literary abilities than a literate one without scientific skills

A diamond is just a lump of coal that stuck to its job.

Patience serves us against insults precisely as clothes do against the cold. For if you multiply your garments as the cold increases, that cold cannot hurt you; in the same way increase your patience under great offenses, and they cannot hurt your feelings.