Quixotry is defined as behavior inspired by romantic beliefs without regard to reality.
Following a person you had one date with to the other side of the world because you believe you are destined for each other is an example of quixotry.
(countable and uncountable, plural quixotries)
- A wild, visionary idea, an eccentric notion or act; a quixotism.
- Don Quixote
From Quixote + -ry.