Thoughts and mind
Mind is a powerful tool!
Waves*, fequencies, vibrations. 1,2,3,*,*
Toughts are happening in certon frequencies. It is an energy. (reiki)
Soud, pictures and similar waves can influence your mind.
Learn to use your mind. Or to fool your mind.
Internal influences: Predisposition (genes,)
Lao Tzu , Dale Carnegie, John Lennon,