More from John Locke
A sound mind in a sound body is a short but full description of a happy state in this world.
Some Thoughts Concerning Education (1693), Sec. 1I have always thought the actions of men the best interpreters of their thoughts.
An Essay Concerning Human Understanding (1689), Book 1, Ch. 3, sec. 3- An Essay Concerning Human Understanding (1689), Dedicatory epistle, as quoted in
More about morality
All that is required for evil to prevail is for good men to do nothing.
Albert Einstein1879–1955Religion and Science (1930)



