It is reported that ʿAbdullāh b. ʿAbbās – Allāh be pleased with them – said:
Wear what you wish and eat what you wish, as long as you avoid two practices: extravagance and haughtiness.
Ibn Abī Shaybah, Al-Muṣannaf ḥadīth 26601.
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As per general repect to elders, the Salaf would let someone who is older enter first, contrary to common practice today.
It is reported from Abī Qilābah that when Ibn ‘Abbās – Allāh be pleased with him – went out to the masjid, the neighbors knew that he had passed due the pleasant scent [of perfume] that came from him. It is reported that ‘Abdullāh [Ibn Masʿūd] used to use perfume that had musk in it. […]
People are often more interested in leadership in this world than other material gain.