Bleach Episode 124
Ichigo: This isn't real! It's an illusion!
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Kariya: Perhaps,…Illusions are seen with the heart, not the eyes.
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(Ichigo continues to battle his inner hollow through the forms of illusions that are set up within his soul. Kariya being one of these illusions.)
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Kariya: Let me tell you the truth. The truth behind fighting. Fighting continues forever. After you've defeated one person, someone stronger appears. If you manage to defeat him, then an even stronger person comes along. If you don't have the resolve to endure that eternal struggle, then eventually your confidence will erode. But it doesn't en