1. A method comprising: displaying, on a display device of a system, a predetermined number of at least one image with at least one non-corresponding label in at least one language; having the user state, into an input device of the system, the at least one image; and determining, with a processor of the system, whether the user is misrepresenting his skill in the language as less than it actually is based on whether the at least one user statement was made with a delay.