There are a few verses in the qur'an that create a confusion and which caused a difference of opinion among theologians, sectarians etc.
Among these verse you may find the three verses you've quoted in your question.
A deeper look into "breathed into him of My soul وَنَفَخْتُ فِيهِ مِنْ رُوحِي"
This statement as provided in your question has been repeated ...
There is a certain delicacy when Quran speaks about Allah. I think Surah Tawhid is a great measure. Specifically و لم یکن له کفوا احد. If our spirit was of the same essence of Allah then we could countering Allah in that aspect.
From the book of Al-kafi:
From Imam Al-Sadiq:
الصّادق (علیه السلام)- عَنِ الْأَحْوَلِ قَالَ: سَأَلْتُ أَبَاعَبْدِاللَّهِ (...
Generally, pray Sunnah Rakat / Naafil (almost all) at home is the best place. Based on hadith from Zaid ibn Tsabit radhiyallahu'anhu, Rasulullah shallallaahu`alaihi wa sallam said,
"The best prayer of a person is that performed in his home, with the exception of the obligatory prayer." [Bukhari 731, Muslim 1861]
So, pray Naafil is better to do in your ...