If he relies on his wisdom and ingenuity, his physical strength, and his own effort, he will labor in vain, his strength will fail, and his ingenuity will be inadequate to achieve his goal. pg 349
It is permitted to light one Shabbos candle from another. It is not permitted to use a lit Shabbos candle to ignite a match or to melt the bottom of another candle so that it should adhere to the candlestick. It is permitted to use a lit candle to light another candle. The best way to do this is to pick up the unlit candle, light it, and put the candle back into its candlestick.