O son, I have been to a certain extent detached from the real world for several years, and today after the second day being thrown among the crowd, my heart weeped!
When I visit Mawlana Shaykh Nazim (InshaAllah), I will ask him to make me capable of maintaining presence with the Lord despite being with people. This would be my only wish from him. For now I can only strive to achieve what we have been taught on this.
Solitude in the crowd is a Naqshbandi practise which originated from Shaykh Abdul Khaliq al-Ghujdawani:
"Internal seclusion (khalwat dar anjuman) means seclusion among people. Therein the heart of the seeker must be present with His Lord and absent from His creation while remaining physically present among them.
It is said the seeker will be so deeply involved in the silent dhikr in the heart that, even if he enters a crowd of people, he will not hear their voices. The state of dhikr overcomes him. The manifestation of the Divine Presence envelops him, making him unaware of all but his Lord. This is the highest state of seclusion, and is considered true seclusion, as mentioned in the Holy Qur'an:
'People whom neither business nor profit distract from the remembrance of God.' (24:37)
It is said that the believer who can mingle with people and carry their difficulties is better than the believer who keeps away from people. On that delicate point, Imam Rabbani said: