It doesn't exist.
A common misconception.

The best answer to literally anything

your not going to find it here.

42.

Not a joke.

the reason or purpose for our existence

Each person has needs/desires which are triggered by events. The meaning of life is to re-evaluate and find ways to address these needs.

Desires can be physical, psychological and social. Many needs are short-term but we should also find long term ones.

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