I have not abandoned touching of Yamani corners (and kissing of) the Stone since I saw Allah's messneger ﷺ touching them both In hardship and ease.
مَا تَرَكْتُ اسْتِلاَمَ هَذَيْنِ الرُّكْنَيْنِ الْيَمَانِيَ وَالْحَجَرَ مُذْ رَأَيْتُ رَسُولَ اللَّهِ ﷺ يَسْتَلِمُهُمَا فِي شِدَّةٍ وَلاَ رَخَاءٍ