Because accusing someone of being a hypocrite is one the best ways to put down their argument, people often frame hypocrisy as "first they said [one thing]" followed by "then they said [a contradicting thing]"—often committing a number of logical errors such as "they" being different people being lumped together into a monolith.
https://yourmeaninginlife.com/blog/they-are-not-necessarily-hypocrites
The problem with any behavior is whether someone unwillingly is harmed or pays the cost of another person’s behavior—not who benefits. Therefore, both selfishness and altruism can be bad if it someone else ends up being harmed or paying for it.
https://yourmeaninginlife.com/blog/non-consensual-harm-or-expense-vs-the-greater-good
You don't have to save the world; your life and world get better one day at a time with every constructive act you take.
https://yourmeaninginlife.com/blog/you-dont-have-to-save-the-world
You can always find a reason to complain, and you can always find a reason to be grateful. The former will lead to a miserable life; the latter will lead to a more pleasant life.
https://yourmeaninginlife.com/blog/it-will-always-be-something