Losing is part of successfully trading. If you treat losing as part of trading then you are an experienced trader.
Sounds like a gambling philosophy, still could not ignore its meaning. One of the basic thumb rule of trading is we cannot prevent losses but we will be able to cut the losses early when it will be very small. Yes, losses also a part of trading.
Everything happen in this world has a reason. If you lose more money just think that it's just a money you can find it everywhere. Don't think to much. Just remember that you have a family who guided you and love you. Money you can find it if you work hard.