It is possible.
Your question - "And is it really something that is going to benefit us or are we likely to do more harm than good?" is having answer.
The only thing required is using them for positive actions which help our planet (means us).
There are many Yogic Sciences by which you will know even a minute minute minutes of total body and use them for good purposes.
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A reply on Conversation: Is it feasible or desirable to ever completely understand the human brain?
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A comment on Conversation: Is it feasible or desirable to ever completely understand the human brain?
It is possible.
Your question - "And is it really something that is going to benefit us or are we likely to do more harm than good?" is having answer.
The only thing required is using them for positive actions which help our planet (means us).
There are many Yogic Sciences by which you will know even a minute minute minutes of total body and use them for good purposes.
Dhanyavaad!
http://successinself.blogspot.in