“If this is true, why do Democrats win so many elections? “
The media is on their side.
They promise to give away other people's money. These are self-described conservatives. That doesn't mean they are truly what you or I would consider a conservative.
The media is on their side.
And academia, and Hollywood, and the unions, and hundreds of charitable foundations, and the trial lawyers, and the Europeans, and the Saudis, and the Chinese, ad infinitum.
There are also strong character differences between liberals (radical redistributionists) and conservatives (normal people).
While conservatives tend to just want to live and let live, and focus their greatest energies on simply playing the game of life, liberals tend to meddle in the lives of others in an attempt to force them to live according to their own twisted ideals.
Using government as a tool to accomplish those ends is the natural path for many liberal ideologues, so on average, liberals have tended to be far more politically engaged than conservatives (who can usually be found just minding their own business).