"Frequently we pray that God would not forsake us in the hour of trial and temptation, but we too much forget that we have need to use this prayer at all times. There is no moment of our life, however holy, in which we can do without His constant upholding. Whether in light or in darkness, in communion or in temptation, we alike need the prayer, 'Forsake me not, O Lord.' 'Hold Thou me up, and I shall be safe.'"
- Charles Spurgeon, Morning and Evening devotions
Here's a list of 20 good jokes that are supposedly funny only to intellectuals, but many non-intellectuals will get them too. For example: It's hard to explain puns to kleptomaniacs because they are always taking thing literally.
Also, Schrödinger's cat walks into a bar. And doesn't.