According to the Stoics, all vice was resolvable into folly: according to the Christian principle, it is all the effect of weakness.
It is among the evils of slavery that it taints the very sources of moral principle. It establishes false estimates of virtue and vice: for what can be more false and heartless than this doctrine which makes the first and holiest rights of humanity to depend upon the color of the skin?
The highest glory of the American Revolution was this: it connected in one indissoluble bond the principles of civil government with the principles of Christianity.
Nothing defines humans better than their willingness to do irrational things in the pursuit of phenomenally unlikely payoffs. This is the principle behind lotteries, dating, and religion.
Great nations need organizing principles, andDon't do stupid stuffis not an organizing principle.
A people that values its privileges above its principles soon loses both.
Infantile love follows the principle:I love because I am loved.
Mature love follows the principle:I am loved because I love.
Immature love says:I love you because I need you.
Mature love says:I need you because I love you.
Seven social sins: politics without principles, wealth without work, pleasure without conscience, knowledge without character, commerce without morality, science without humanity, and worship without sacrifice.
I cannot and will not cut my conscience to fit this year's fashions.
In matters of style, swim with the current;
In matters of principle, stand like a rock.
Act only on that maxim which you can at the same time will that it should become a universal law.
I have been accused of allegedly giving up my free-market principles in supporting some of Donald Trump's proposed policies.
I don't believe in principles. Principles are only excuses for what we want to think or what we want to do.
Avoid having your ego so close to your position that, when your position fails, your ego goes with it.
Whenever we have compromised on our principles, we and our customers have been the losers.
Business doesn't have to choose between making profit and protecting the environment, between economic success and ethical responsibility, between satisfying the customer and meeting the demands of other stakeholders. In other words, we don't have to make a choice between profits and principles.