There exists many unbelievable phenomena in nature.

大自然存在着许多不可信的现象。

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There exists many identical characteristics as well as some differences between them.

两者既有许多共性，也存在一些差别。

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A single endpoint will have many threads, and within the grid there exists many endpoints.

单个端点可以具有许多线程，并且网格中存在许多端点。

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There is also the argument that the universe exists because there are many more ways to exist than there are not to exist and so existence is more probable.

ECONOMIST: The question of existence

Just as there exists a very fine line between brilliance and insanity, there also exists a fine line between passion and many negative traits such as narrow-mindedness, narcissism, fanaticism, delusion, and even paranoia.

FORBES: Passion: Leadership Asset or Liability?

There are many theories about why this condition exists.

BBC: News