Every project is a new challenge, a new opportunity to learn.
解释：大多数果实都带有酸味，而覆盆子却是甘甜的，体现了中药味道的多样性。
"We write to give voice to the voiceless."
热闹的场合可以锻炼心境，安静可以养心，坐时可以守心，行动时可以考验心灵，言时省心，动时制心。