Leaving Sunna ruinuous for seeker

Enumerating the six things that are ruinuous for a seeker Shaykh Masihullah Khan (may Allah have mercy on him) said,

One of them is,

“To abstain from the Sunna of the Messenger of Allah (Allah bless him and give him peace) because of obidience to the desires of the lower self (nafs).”

The Path to Perfection, page 130