太空时代的人类文明,饮食仍然必须靠自然生长。古今中外,文学、宗教和其它领域里,许多具有影响力的人士都支持素食运动,像佛陀释迦牟尼、耶酥以及莎士比亚、牛顿、萧伯纳、甘地、孙中山和爱因斯坦等等。18世纪中叶,英国和大部分欧洲大陆国家有过极盛的素食运动,素食运动还由此传到大部分的殖民地。素食运动的黄金时代介于两次世界大战之间。在第一 Human space civilization, diet still have to rely on natural growth. Many influential people in the literature, religion, and other fields at all times and in all countries, such as Buddha, Buddha, Jesus, Shakespeare, Newton, George Bernard Shaw, Gandhi, Sun Yat-sen and Einstein, among others, support the vegetarian movement. The mid-eighteenth century, the United Kingdom and most European continent countries have had a very vegetarian movement, vegetarian movement also spread to most of the colonies. The golden age of vegetarianism ranged from two world wars. At first