As long as God does not intervene in the contemporary universe in such a way as to violate physical laws, science has no way of knowing whether God exists or not. The belief or disbelief in such a Being is therefore a matter of faith.
And isn't it a bad thing to be deceived about the truth, and a good thing to know what the truth is? For I assume that by knowing the truth you mean knowing things as they really are.
The search of our future being is but a needless, anxious, and haste to be knowing, sooner than we can, what, without all this solicitude, we shall know a little later.
Knowing that I am different from the body, I need not neglect the body. It is a vehicle that I use to transact with the world. It is the temple which houses the Pure Self within.