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When you look at the stars and the galaxy, you feel that you are not just from any particular piece of land, but from the solar system. - kalpana Chawla Solar power is the last energy resource that isn't owned yet , nobody taxes the sun yet. - Bonnie Raitt The total amount of energy we use every year , from coal, oil, natural gas, hydro, nuclear, and everything else , is dwarfed by the amount of solar energy hitting the planet each year. - Ramez Naam
在PowerPoint中易于编辑 100％完全可编辑的PowerPoint幻灯片 轻松换色 深色和浅色背景 2长宽比（4：3＆16：9）
We could have saved the Earth but we were too damned cheap. - Kurt Vonnegut? People need to be cautious because anything built by man can be destroyed by Mother Nature. - Russe Honore
Firefighters go where they're needed, sometimes ignoring the dangers even when no one is inside a burning building to be saved. - Bill Dedman One thing that's great about firefighters: If they don't have the equipment they desperately need, they don't have the help, they don't care. They'll do it on their own. - Denis Leary One thing that's great about firefighters: If they don't have the equipment they desperately need, they don't have the help, they don't care. They'll do it on their own. Denis Leary Firefighters are some of the most selfless public servants you will ever encounter. - Denis Leary
We need a free press. We must have it. It's vital. -John McCain ?숿he press should be not only a collective propagandist and a collective agitator, but also a collective organizer of the masses. -Vladimir Lenin
在PowerPoint中易于编辑 100％完全可编辑的PowerPoint幻灯片
轻松定制 100％完全可编辑的PowerPoint幻灯片 快速轻松地自定义
轻松定制 100％完全可编辑的PowerPoint幻灯片 形状：完全可编辑的矢量图形
易于编辑和自定义 100％完全可编辑的PowerPoint幻灯片
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