Hypotheses are the scaffolds which are erected in front of a building and removedd when the building is completed. They are indispensable to the worker; but the worker must not mistake the scaffolding for the building.

Self-love exaggerates our faults as well as our virtues.

The moment one definitely commits oneself, then Providence moves too. Whatever you think you can do, or believe you can do, begin it. Action has magic, power and grace.

Whatever we may say against collections, which present authors in a disjointed form, they nevertheless bring about many excellent results. We are not always so composed, so full of wisdom, that we are able to take in at once the whole scope of a work according to its merits. Do we not mark in a book passages which seem to have a direct reference to ourselves? Young people especially, who have failed in acquiring a complete cultivation of mind, are roused in a praiseworthy way by brilliant passages.

One criticizes the English for carrying their teapots wherever they go, even lugging them up Mount Etna. But doesn't every nationhave its teapot, in which, even when traveling, it brews the dried bundles of herbs brought from home?

The art of living rightly is like all arts; it must be learned and practiced with incessant care.

I can tell you, honest friend, what to believe: believe life; it teaches better that book or orator.