Двете най-леки за изговаряне думи "да" и "не" изискват най-много размишление.

“All is Number”

“If there be light, then there is darkness; if cold, heat; if height, depth; if …”

“Educate the children and it won't be necessary to punish the men.”

“As soon as laws are necessary for men, they are no longer fit for freedom.”