Traveling is like gambling: it is always connected with winning and losing and generally where it is least expected we receive, more or less than what we hoped for.

Wer fremde Sprachen nicht kennt, weiss nichts von seiner eigenen.He who is ignorant of foreign languages, knows not his own.

A stated truth loses its grace, but a repeated error appears insipid and ridiculous.

Only he who finds empiricism irksome is driven to method.

There is no trifling with nature; it is always true, grave, and severe; it is always in the light, and the faults and errors fall to our share. It defies incompetency, but reveals its secrets to the competent, the truthful, and the pure.

He who serves the public is a poor animal; he worries himself to death and no one thanks him for it.

I was oppressed with the sensations I then felt; I sunk under the weight of them.