A little sincerity is a dangerous thing, and a great deal of it is absolutely fatal.Quote by Oscar Wilde about sincerity, things
The world is a dangerous place to live; not because of the people who are evil, but because of the people who don't do anything about it.Quote by Albert Einstein about danger, people, world
Envy, hatred are very dangerous diseases that have only one antidote - you, but you have to administer it yourself before it's too late!Quote by Maria Pal about malady, envy
Nothing in all the world is more dangerous than sincere ignorance and conscientious stupidity.Quote by Martin Luther King Jr. about ignorance