Knowing others is intelligence; knowing yourself is true wisdom. Mastering others is strength; mastering yourself is true power. - Tao Te Ching
There is always great debate on TA, FA, TA combined FA, speculation or gambling and none can convince the other.
Do whatever method it takes for you to double your Investing Capital in 5-7 years? If after 5-7 years and you are unable to double your Investing Capital, then you are seriously not doing it right and you may need to seek to know Others.
Let me know if you taking up this challenge.