"The greatest good for the greatest number should be our guiding principle."

"The idea that human life is inherently more valuable than animal life is a form of speciesism, akin to racism or sexism."

"If you don't believe in God, then morality is about reducing suffering and promoting well-being for all."

"Effective altruism is about doing the most good you can with the resources you have."

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