The context of the following conversation is Alex climbed the mountain. After several days Alex reached the peak.:
Alex says It took me forever to reach the top..
The friend responds How long did you climb for?.
Alex responds It took  4 days to get to the top..
The friend responds That's a long climb up a mountain..
Alex responds Yes, but it was so worth it, the view from the top was amazing..
The friend responds I bet!.