Ok thanks for youre answer :)

I'll try to explain myself better.

Here's three exemple (from three artist) of good texture with lights.
And i don't now how to make a pic with theses effects.

http://www.renderosity.com/mod/gallery/index.php?image_id=1249400&member (Ewers)
http://www.renderosity.com/mod/gallery/index.php?image_id=1239762&member (CleonXXI)
http://www.renderosity.com/mod/gallery/index.php?image_id=1111001&member (TalonG)

Thanks :)

For art to exist, for any sort of aesthetic activity to exist, a certain physiological precondition is indispensable: intoxication.
We have art in order not to die of the truth.
Friedrich Nietzsche