creating by mental acts

NOUN
23 LETTERS · STARTS WITH C

creating by mental acts is a valid 23-letter word worth 32 points in Scrabble and 39 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3R1E1A1T1I1N1G2B3Y4M3E1N1T1A1L1A1C3T1S1
3 + 1 + 1 + 1 + 1 + 1 + 1 + 2 + 0 + 3 + 4 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 3 + 1 + 1 =32 PTS
DOUBLE WORD → 64TRIPLE WORD → 96
MEANING

What does creating by mental acts mean?