Learning consists in the modification of certain mediating processes which operate between the stimulus and the response.
恶魔往往用神圣的外表，引诱世人干最恶的罪行。
"我写作是为了逃离世界，但最终总是描绘它。"
The future of agriculture lies in sustainable development. We must leave green mountains and clear waters for future generations.
Memory is not just a personal thing; it is also a collective thing.
Your past doesn't define you, it prepares you.