Wishful thinking is not idealism. It is self-indulgence at best and self-exaltation at worst. In either case, it is usually at the expense of others. In other words, it is the opposite of idealism. – Thomas Sowell
One of the common failings among honorable people is a failure to appreciate how thoroughly dishonorable some other people can be, and how dangerous it is to trust them. – Thomas Sowell