It ain't ignorance that causes all the trouble in this world. It's the things people know that ain't so.

I could never accept findings based almost exclusively on mathematics. It ain't ignorance that causes all the trouble in this world. It's the things people know that ain't so.

One of the basic causes for all the trouble in the world today is that people talk too much and think too little. They act impulsively without thinking. I always try to think before I talk.

Marriages are all happy its having breakfast together that causes all the trouble.

Most of the trouble in the world is caused by people wanting to be important.

I could never accept findings based almost exclusively on mathematics.