10 ideas
| 21962 | Metaphysics is the roots of the tree of science [Descartes] |
| 3659 | I know the truth that God exists and is the author of truth [Descartes] |
| 3657 | Understanding, not the senses, gives certainty [Descartes] |
| 20180 | A happy and joyous life must largely be a quiet life [Russell] |
| 5655 | Happiness is not satisfaction of desires, but fulfilment of values [Bradley, by Scruton] |
| 20176 | Boredom is an increasingly strong motivating power [Russell] |
| 20178 | Life is now more interesting, but boredom is more frightening [Russell] |
| 20177 | Boredom always involves not being fully occupied [Russell] |
| 20179 | Happiness involves enduring boredom, and the young should be taught this [Russell] |
| 3660 | Atheism arises from empiricism, because God is intangible [Descartes] |