《列子·周穆王》
老成子向尹文先生学习幻化之术，过了三年也没有传授给他。
老成子学幻于尹文先生，三年不告。
Lao Chengzi studied the art of transformation from Master Master Yin Wen, but after three years he still had not taught him.
<s>[INST] Render the following Classical Chinese text into fluent English: 老成子学幻于尹文先生，三年不告。 [/INST] Lao Chengzi studied the art of transformation from Master Master Yin Wen, but after three years he still had not taught him.</s>
Render the following Classical Chinese text into fluent English: 老成子学幻于尹文先生，三年不告。
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Lao Chengzi studied the art of transformation from Master Master Yin Wen, but after three years he still had not taught him.
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