A man's religion consists, not of the many things he is in doubt of and tries to believe, but of the few he is assured of and has no need of effort for believing.
Unity, agreement, is always silent or soft-voiced; it is only discord that loudly proclaims itself.
Speech is of time, silence is of eternity.
Earnestness alone makes life eternity.
Quackery gives birth to nothing; gives death to all things.
The secret of business is to know something that nobody else knows. The greatest of faults, I should say is to be conscious of none.