> The existence of even the most basic objective truth, such as 1+1=2 You might be surprised that even this is a relatively (sorry) controversial view. Many (m

> The existence of even the most basic objective truth, such as 1+1=2 You might be surprised that even this is a relatively (sorry) controversial view. Many (most?) practicing mathematicians do not hold it. Even if it were, then you get the is-ought gap -- the existence of objective / analytic / verifiable / what have you facts doesn't obviously imply anything about moral "facts".