• written in water, written on water
• written in water, written on water
• to pick up a language easily
• his glory had a short life
• curiosity killed the cat
• before long, ere long, in a little while, in a short time, in the short run, shortly, soon
• hasty, impetuous, incautious, precipitate, premature, rash, thoughtless
• hastily, headfirst, precipitately, rashly