“Do not seek for information of which you cannot make use.”

“When you are waiting for a train, don't keep perpetually looking to see if it is coming. The time of its arrival is the business of the conductor, not yours. It will not come any sooner for all your nervous glances and your impatient pacing, and you will save strength if you will keep quiet. After we discover that the people who sit still on a long railroad journey reach that journey's end at precisely the same time as those who "fuss" continually, we have a valuable piece of information which we should not fail to put to practical use.”

“Witchcraft to the ignorant, .... Simple science to the learned.”

“No city, no town, no community of more than one thousand people or twohundred buildings to the square mile, shall be built or permitted to existanywhere in the United States of America.”

“Thus is the nature of love: that you must use it! A love unused is not love! If it is something that sits on the shelf that you don't know what to do with, it is not true to the nature of love! Use love!”

“Memorizing information is valuable but only if you're able to make some sense of the information and put it into a useful context. Isn't it much better if we can attach something tangible to that information?”

“It's easy to make me laugh, you can make me laugh, anyone can make me laugh, but that certainly does not mean you can make me do anything.”