Definition: In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Input: Mark Twain:  It 's time .
Mark Twain: I 'm still considering whether to go . I haven't seen an atom of truth that there is a future life .
Mark Twain: Yet I am strongly inclined to expect _ one _ . Anyway , do n't be such a sissy in the face of a real adventure .

life