Resolve to edge in a little reading every day, if it is but a single sentence. If you gain fifteen minutes a day, it will make itself felt at the end of the year.
Be courteous to all, but intimate with few; and let those few be well tried before you give them your confidence.
Never hold discussions with the monkey when the organ grinder is in the room.
When you want to believe in something, you also have to believe in everything that's necessary for believing in it.
Whatever you fear most has no power - it is your fear that has the power.
The dead might as well try to speak to the living as the old to the young.
There are several good protections against temptations, but the surest is cowardice.