Allah SWT created us to know Him, to believe in Him, to love Him and to worship Him. And for us to fulfill these purposes, He (SWT) bestowed us some faculties such as senses, emotions etc. But for the sake of the test, He (SWT) didn't put any limitations to these faculties, although He (SWT) thought us how to use them through the Prophets (PBUH) and Holy Books. So we shall use them in accordance with their real purposes, in a way to please Allah SWT.
And here is a short Islamic seminar on how to use our faculties efficiently: