"Dreams are today's answers to tomorrow's questions"

"Questions are never indiscreet, answers sometimes are"

"Question everything. Learn something. Answer nothing"

"Computers are magnificent tools for the realization of our dreams, but no machine can replace the human spark of spirit, compassion, love, and understanding"

"Youth is not a question of years: one is young or old from birth"

"The question is not, "Can they reason?" nor, "Can they talk?" but rather, "Can they suffer?""

"Do not waste your time on Social Questions. What is the matter with the poor is Poverty; what is the matter with the rich is Uselessness"

"The power to question is the basis of all human progress"

"Only in our dreams are we free. The rest of the time we need wages"

"Who questions much, shall learn much, and retain much"

"If the present Congress errs in too much talking, how can it be otherwise in a body to which the people send one hundred and fifty lawyers, whose trade it is to question everything, yield nothing, and talk by the hour?"