THINK is the first key. The rest are studied in threes, fours, and fives.
The Primary Key
A Primary Triad
The Triad of Creative Thinking
The Triad of Magick Power
Iccha – Will
Jnana – Knowledge
Kriya – Action
The Triad to Overcome: The KKK Matrix
Konditioning
Karmas
Kleshas
The Four Keywords
Sama
Samarasa
Sahaja
Svecchachara
The Pentagram of Kleshas
The five pain bearing obstructions,
The root causes of trouble and strife:

Ignorance — Ego — Repulsion — Attachment — Clinging to Life
Further Reading
The following essays by Shri Gurudev Mahendranath
