"Thirdly, I assume that those who set themselves seriously to benefit by the instructions in this book are prepared to carry out the simple requirements, to read what is written thoughtfully, to attempt to organise their minds and adhere to their meditation work. The organising of the mind is an all-day affair, and the application of the mind to the thing in hand throughout the daily avocations, is the best way to make study and meditation periods fruitful and bring about fitness for the vocation of disciple."