"Challenge. It probably goes without saying that the production of coherent light - even if for a short time - from a totally homemade laser represents a tremendous achievement with enormous satisfaction value. Why do people climb mountains? Building a laser is like climbing from the depths of the Pacific to the top of Everest and beyond. Note: If you don't believe this then you will probably not have enough motivation to complete the project!"
Feel free to be the first
Please review the linked page for context.
If you can think of something better than this,
please add it to the database