What Christ gives us is quite explicit if his own words are interpreted according to their Aramaic meaning. The expression 'This is my Body' means this is myself.
Karl RahnerThe struggle against atheism is foremost and of necessity a struggle against the inadequacy of our own theism.
Karl RahnerIn the midst of our lives, of our freedom and our struggles, we have to make a radical, absolute decision. And we never know when lightening will strike us out of the blue. It may be when we least expect to be asked whether we have the absolute faith and trust to say yes
Karl Rahner