What does "you don't need reminding that" mean? Is this similar in meaning to "There is no doubt that"?

What does "Until our paths cross once again" mean? "Take care, until our paths cross once again." Does this goodbye greeting mean they'll meet soon or they may be never going to meet again until so much time moves on, like after 20 years or in the next life? I want to know the exact context.

News Reporters Why does every news program in South Korea only show young and beautiful news girls? I haven't seen any older, overweight, or unpretty ones. Not only that, this brings another question: where have all the young and lovely female reporters in the previous generations gone?

Please suggest me some proper words Heres the link of the image : http://m.imgur.com/5LbgiBA My question is.... what would be the words for describing "the sandpaper-like texture" those patches on the stairs have ;-)?

Does this sound natural? I saw this sentence "People breathe in oxygen and breathe out carbon dioxide." though, would it sound still natural if I replace 'breathe in' with 'inhale' and 'breathe out' with 'exhale' here?

Which sounds more natural? "Luckily, I spotted an empty seat and took it." vs. "Luckily, I located an empty seat and took it." vs. "Luckily, I found an empty seat and took it."

Changing The Path After years of agony and anxiety, I finally changed my mind to become a professional translator and interpeter. I'm so aware that my English skills still haven't reached the level of mastery that is required for the occupation. Even so, I desparately crave to create a new path to my future. I'll put everything I have and do anything for my new dream.

What does 'squirm over' mean? I saw an example sentence that includes 'squirm over her feeling', though.

Is this phrase correct? "So many times I fail to find what English words are appropriate for a particular context."