The Buddha taught that enlightenment can be reached through, Meditation, Contemplation, and Mindfulness while acting compassionately for all beings.
You have to attain enlightenment, but you have to work out how to do it for yourself. Otherwise you are just an Arahant.
Nothing prevents this. But if you are seeking enlightenment through the Internet, you have some extra steps to work through.
There is no concept similar to the Christian concept of salvation in Buddhism. The goal of Buddhists is to attain enlightenment, which can be explained as understanding fully the workings of the universe and liberation of desires and suffering. When one attain enlightenment they can then chose, upon their death, to either return to help others attain enlightenment or to remain in one of the pure abodes (something akin to being one with everything).
At the age of 35, approximately 2500-2600 years ago.
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Because it is the doctrine that Buddha provides to us to follow to attain enlightenment.
Yes, for a part of his life after he attain enlightenment.
To attain enlightenment is the purpose of human life. Many people have gained enlightenment. Enlightenment means different things to different people.
to find enlightenment you must give up your desires. so really you just give up your desires and then you will be enlightened.
No it is not posssible. One has to complete many things for enlightment. They cannot be fulfilled in a single life
No, Buddha himself is not worshipped, rather Buddhists attempt to attain the state of enlightenment that Buddha himself achieved.