(I found this story online by chance. I don't know who the author of this story is but it's such a great one that I have to post it, if anyone knows the source, please write a comment about it and I'll add it)
An American tourist was at the pier of a small coastal Mexican village when a small boat with just one fisherman docked.
Inside the small boat were several large yellowfin tuna. The tourist complimented the Mexican on the quality of his fish and asked how long it took to catch them.