I stopped paying my electric bill because I thought that candles were just as good at providing light, and they make the house smell good.
Candles are great!  I'm surprised you can see a night though.
Candle
A candle is an ignitable wick embedded in wax, or another flammable solid substance such as tallow, that provides light, and in some cases, a fragrance. A candle can also provide heat, or be used as a method of keeping time. The candle can be used during the event of a power outage to provide light.
A person who makes candles is traditionally known as a chandler. Various devices have been invented to hold candles, from simple tabletop candlesticks, also known as candle holders, to
say about the sit-ins: "Once I got involved, it was infectious, anything that had to do with protests, I was there. My life revolved around it, I did my homework and my assignment around sitting-in. You’d be surprised how good study habits you can develop, because you were just sitting at a lunch counter with no place to go, they weren’t going to feed us, so you just sat there and did your studies." They were attacked with items such as