About God and spiritual life

Today I will try to answer this question. I am a Catholic and have been a believer and practitioner of my faith for as long as I can remember.  I owe my faith to my parents, they were my role model. I have never had a crisis of faith, I consider it as a gift from God. Why don't people believe in God? I don't know. For me, the issue is obvious for several reasons. Personally, I think that one of the most obvious evidences for the existence of God is the existence of man and nature. In my opinion, SOMEONE had to give a beginning to the universe, nature and man. Nothing happens by itself.  As the Holy Scriptures says "From the beauty of the creatures one recognizes the Creator." (this is not a literal quotation) I recognize God from the beauty of creatures, but I also believe in God in the Trinity (based on the revelation of God to the people of Israel, based on the belief in the historicity of Jesus Christ; besides, there are also Eucharistic miracles, some people exp...

Spiritual development is everything that brings me closer to God, that which is related to my prayer life. When do I know that I am growing spiritually? It seems to me that my development (i.e. progress) is expressed in the fact that I am calmer year by year believing that I am heading towards God, towards heaven, towards my final destiny. I don't often reflect on how much I have developed spiritually during my life. Certainly, my attendance at Mass (at least on Sundays and feast days), my participation in the sacraments (e.g., Penance, Holy Communion, Anointing of the Sick), and my daily prayer help me to grow spiritually. I also observe my emotions, my attitude towards people, my falls into one sin or another, I observe if my relationships with people are better, if I as a person become more generous and kind towards my neighbour and the Catholic Church. I am already 49 years old, and age obliges one to become better and better man. I believe that a Christian should develop spiri...