“Every reform movement has a lunatic fringe.”

“Our duty to the whole, including the unborn generations, bids us to restrain an unprincipled present-day minority from wasting the heritage of these unborn generations. The movement for the conservation of wildlife and the larger movement for the conservation of all our natural resources are essentially democratic in spirit, purpose, and method.”

“Practical equality of opportunity for all citizens, when we achieve it, will have two great results. First, every man will have a fair chance to make of himself all that in him lies; to reach the highest point to which his capacities, unassisted by special privilege of his own and unhampered by the special privilege of others, can carry him, and to get for himself and his family substantially what he has earned. Second, equality of opportunity means that the commonwealth will get from every citizen the highest service of which he is capable. No man who carries the burden of the special privileges of another can give to the commonwealth that service to which it is fairly entitled.”

“A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.”

“The joy in life is his who has the heart to demand it.”

“The joy of living is his who has the heart to demand it.”

“Every immigrant who comes here should be required within five years to learn English or leave the country.”