If there were in the world today any large number of people who desired their own happiness more than they desired the unhappiness of others, we could have a paradise in a few years.
Bertrand Russell was a British philosopher, logician, mathematician, historian, and social critic. He made significant contributions to various fields of study, including philosophy of language, logic, and mathematics. Russell was also an outspoken advocate for peace, human rights, and nuclear disarmament.