I am in the process of writing a book, my signature system to a lifestyle change approach. Would you be more inclined to read it if its a quick read 30 pages vs 60 or 100 pages? Will appreciate the input. Thank you

I am in the process of writing a book, my signature system to a lifestyle change approach. Would you be more inclined to read it if its a quick read 30 pages vs 60 or 100 pages? Will appreciate the input. Thank you