भूताश्चार्था विनश्यन्ति देशकालविरोधिताः । विक्लबं दूतमासाद्य तमः सूर्योदये यथा ॥ ५-३०-३७
'Even well planned diplomatic missions fail like darkness dispelled at Sunrise if the messenger is confused and if the place and time are not propitious for them. [5-30-37]
english translation