There's Hobbes, who understood in the 1640s that the sovereign is not an appointee of God, or even a figure of superior virtue and wisdom, but just a functional device whose role is to keep people from hurting and killing each other.

Outside of mathematics and logic, there are common sense truths, such as that it is snowing that normal observers, in a specified context can agree on, subject to vagueness considerations, and theoretical truths, such as that snow is crystallised water vapour, and maybe in-between truths.

I have to say that some philosophers such as the late Bernard Williams, and I would include myself in this group, would say that tranquillity is overrated as the goal of life.

Atomism had no absolute 'above' and 'below' and no such rulers, so favoured the undersranding of justice as an agreement amongst equals.

People should be able to develop their abilities and interests and have access to such goods as friendship, artistry, and nature and a political voice. It's possible to be poor and yet have all this, but in a polarized society, and one where culture and adventure have been thoroughly monetised, it is a lot more difficult.

We need grief as a precursor to emotional refreshment, and so consume it vicariously in somewhat titrated but powerful enough form through engagement with the arts.

Human courtship has some wild extremes. At one end of the spectrum, there is harassment, pestering, blackmail, and an abuse of institutional power, which its targets rightly fear and loathe. At the other end is love, which as Nietzsche said, is beyond good and evil and always deserves our respect and compassion even when it is doomed or destructive. In the wide middle of the spectrum are all the ambiguous and tragi-comic goings-on of our species.