Why did Imam Khomeini not encourage his grandson to perform midnight prayers?

Imam advised young people to attach value to their youth and worship God

A memoirs by Ayatollah Tawasulli

Imam Khomeini's advice on optimism in perusing goals

A memoir and statement by the supreme leader

Imam Khomeini's advice to someone who seeks to become real human

Imam showed no signs of anxiety while returning to homeland

Extracted from a collection about Imam and Islamic Revolution history

Mostafa Khomeini joined Imam during exile in Turkey

Extracted from a collection of memoirs about Imam

Imam Khomeini dismissed threats by then US president Jimmy Carter

Extracted from the late Haj Seyyed Ahmad Khomeini, impressions of Imam's biography, volume 4, page 208

Imam addressed fears and agony of his family