The Book of Virtue, Good Manners and Joining of the Ties of Relationship (Kitab Al-Birr was-Salat-I-wa'l-Adab)
Muslim :: Book 32 : Hadith 6272
Jarir b. 'Abdullah reported Allah's Apostle (may peace be upon him) as saying: He who is deprived of tenderly feelings is in fact deprived of good and he who is deprived of tenderly feelings is in fact deprived of good.