Thus Spoke Zarathustra by Friedrich Nietzsche

The "trilogy" of The Hitchhiker's Guide to the Galaxy by Douglas Adams
where the Starship Heart of Gold is propelled by an Infinite Improbability Drive.

Improbable by Adam Fawer
Where the most incongruous actions have more than effective consequences.

Moon Base by Edwin Charles Tubb
Where a culture brain provoke very improbable events.

The Chaos Weapon by Colin Kapp
Where a weapon that influences probabilities have to be fed stars.

The Stochastic Man by Robert Silverberg
Where a skill with probabilities becomes useless...