"By doubting we come at truth."

"It is a true saying that 'One falsehood leads easily to another'."

"Natural ability without education has more often attained to glory and virtue than education without natural ability."

"In men of the highest character and noblest genius there is to be found an insatiable desire for honour, command, power, and glory."

"If you aspire to the highest place, it is no disgrace to stop at the second, or even the third, place."

"The avarice of the old: it's absurd to increase one's luggage as one nears the journey's end."

"Every man is thoroughly happy twice in his life: just after he has met his first love, and just after he has left his last one."

"Gosh that takes me back... or is it forward? That's the trouble with time travel, you never can tell."

"If you are complaining about life, it is because you are thinking only about yourself."

"A scholar who cherishes the love of comfort is not fit to be deemed a scholar."

"Remember that there is nothing stable in human affairs; therefore avoid undue elation in prosperity, or undue depression in adversity."

"Soap and education are not as sudden as a massacre but they are more deadly in the long run."