Lighting is much more important that people usually think, and Blender has some secret gems to make you achieve exactly the renders you want.
Find me here! ;)
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UPDATES FROM THE FUTURE
It turns out you don't need the whole constrained empty thing! As pointed out by Cole Smith, you can simply select the light itself as the object you're getting the coordinates from.
"Clearly" is mispelled as "Clarely" in the stylisation graph. Excuse my non native english! ;)
Chapter marks:
0:00 Introduction
0:43 We need more settings
1:16 How to Light Nodes
3:37 Closing thoughts
Watch video Blender’s AMAZING (not so new) feature! | Cycles Light Nodes in 5 minutes online without registration, duration hours minute second in high quality. This video was added by user Pau Homs 01 January 1970, don't forget to share it with your friends and acquaintances, it has been viewed on our site 113,737 once and liked it 7.4 thousand people.