great effort and hard work
巨大的努力和辛勤的工作 (jù dà de nǔ lì hé xīn qín de gōng zuò)
"Building this company took a lot of blood, sweat, and tears."
"建立这家公司花费了很多努力和辛勤的工作。" (Jiàn lì zhè jiā gōng sī huā fèi le hěn duō nǔ lì hé xīn qín de gōng zuò)
There is no point in worrying about past mistakes.
to say something without thinking carefully or checking
to say exactly what you think
the tendency of consumers to keep buying the same brand
to adapt one’s thinking for modern changes or innovation
to act in an honest and open manner