头脑简单

He was simpleminded about the importance of education, thinking that intelligence is all you need in life.
他对教育的重要性持天真看法，认为在人生中只有智力就够了。
The simpleminded idea behind this plan is to provide everyone with equal opportunities.
这个计划背后简单的理念是为每个人提供平等的机会。
She was always so simpleminded that she would believe anything someone told her.
她总是如此天真，别人说什么她都会相信。
Despite his simpleminded approach, he managed to accomplish quite a lot in his career.
尽管他的方法简单直接，但他在职业生涯中还是取得了相当大的成就。
His simplemindedness made him an easy target for those who wanted to manipulate him.
他的天真使他成为那些想要操控他的人的易受攻击的目标。
She was simpleminded enough to think that her job was just to look pretty and smile.
她天真地以为她的工作只是看起来漂亮并微笑。
The simplemindedness of the proposal led to its quick rejection by the committee.
提案的天真导致了委员会的快速拒绝。
His simpleminded friend often relied on him to help make decisions because of his lack of complexity.
他的那个天真朋友经常依赖他做决定，因为他的思维方式比较简单。
The simplemindedness of the character in the novel was both endearing and frustrating at times.
小说中这个角色的天真有时让人既喜爱又感到沮丧。
She was simpleminded enough to think that one good deed could change the world.
她天真地以为一个善举就能改变世界。