2. People should be helpful. Although the lotus is good, it needs green leaves to support it. A fence hits three piles, and a hero needs three gangs. From Mao Zedong;
3. Love, like a leaf, turns green when people ignore it, and shows buds in patience. From He Qifang;
4. The cause of fruits is noble, and the cause of flowers is sweet, but let's do the cause of leaves, which are humbly and intently shaded and come from Tagore's old roots.