"A fact never went into partnership with a miracle. Truth scorns the assistance of wonders. A fact will fit every other fact in the universe, and that is how you can tell whether it is or is not a fact. A lie will not fit anything except another lie."

"Happiness is the only good. The time to be happy is now. The place to be happy is here. The way to be happy is to make others so."

"When the will defies fear, when duty throws the gauntlet down to fate, when honor scorns to compromise with death - that is heroism."

"I will not attack your doctrines nor your creeds if they accord liberty to me. If they hold thought to be dangerous - if they aver that doubt is a crime, then I attack them one and all, because they enslave the minds of men."

"In the tapestry of human existence, every trial adds depth to the design. Such is the immutable nature of understanding."

"It is a subtle truth that the river of time washes away kings and empires, leaving only virtue intact."

"A life without philosophical reflection is a vessel adrift on an uncharted sea. A lesson woven into the fabric of human history — an essential principle for the reflective life."

"Courage is not the absence of trembling, but the decision to step forward regardless. Such is the immutable nature of understanding."