Just try to understand truth, it can be done anytime, and no matter what you are doing.
Whenever you notice something, dont ignore, try to question it. try to understand it with logic and senses.
By doing like this you will realise that reality is different than our mindset.
Best source is Shreemad Bhagwadgeeta, it answers everything.
You need not be a saint,...
The questions asked are:
What scriptures to read that focuses on spirituality?
What is the definition of spirituality in Hinduism?
How to become spiritual according to Hinduism?
As the questions are related to Hinduism, the order of the questions, in my opinion, are to be re-arranged as follows:
What is the definition of spirituality in ...
All religions are insisting of prayers to God at certain intervals, reading of respective Holy text, following respective customs.
Vaishnavism, Shaivism, Saakteism, etc, are religions, being practiced by people under the name of Hinduism aka Sanaatana Dharma.
Buddhism, Jainism, Christianity, Islam, etc, are Religions.
Naturally, majority of the people ...