Each level will get harder so keep your wits about you when taking corners and straights. (willinggames.com)
Each chapter has a wealth of advice about job hunting, self - assessment, networking, and just keeping your wits about you. (sciencemag.org)
It's very easy to gain a false sense of security when talking to someone online, but you should always keep your wits about you when using the internet, for dating or other matters. (freeandsingle.com)