If you hear a voice within you say 'you cannot paint,' then by all means paint, and that voice will be silenced.
True art is characterized by an irresistible urge in the creative artist.
characterized, irresistible, art
The aim of art is to represent not the outward appearance of things, but their inward significance.
I found I could say things with color and shapes that I couldn't say any other way - things I had no words for.
Some painters transform the sun into a yellow spot, others transform a yellow spot into the sun.