I am suffocated and lost when I have not the bright feeling of progression.

Truth is the nursing mother of genius.

The man of science dissects the statement, verifies the facts, and demonstrates connection even where he cannot its purpose.

Plants of great vigor will almost always struggle into blossom, despite impediments. But there should be encouragement, and a free genial atmosphere for those of more timid sort, fair play for each in its own kind.

The Arabian horse will not plough well, nor can the plough-horse be rode to play the jereed.

Give me truth; cheat me by no illusion.

Let no one dare to call another mad who is not himself willing to rank in the same class for every perversion and fault of judgment. Let no one dare aid in punishing another as criminal who is not willing to suffer the penalty due to his own offenses.