Muhammad bin Sirin narrates from Ibn Abbas (may Allah be pleased with them both) that the Prophet (peace and blessings be upon him) would travel between Madinah and Makkah fearing no one but Allah, and still he (peace and blessings be upon him) would shorten the prayer.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5385