Poker is a perfect game for winning money. If you do not want to lose your money, but to multiply them you need to play higher with a smaller edge over your rivals.
But if you decide to play in that way you should make sure you have the bankroll and emotional stability to accommodate the higher downswings you will need to fight against. Never forget that the best game is not exactly the one with the largest pots. The best poker game for everyone poker player is the one where you have the largest edge over your opponents.